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Pre-Algebra 21 Online
OpenStudy (anonymous):

3/4=21/2+d A. 26 B. 2 C. 7 D. 28

OpenStudy (anonymous):

There are two fractions set equal to each other. What does that suggest as a method to solve?

OpenStudy (anonymous):

Cross Multiply

OpenStudy (anonymous):

@mrbarry

OpenStudy (anonymous):

Exactly. Be careful to distribute the multiplication on the right hand denominator.

OpenStudy (anonymous):

so would it be 2?

OpenStudy (anonymous):

What did you get for your two cross multiplications? I will wait for you.

OpenStudy (anonymous):

sorry i have to go.

OpenStudy (anonymous):

Don't give up. Think equivalent fractions.

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